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FOC | Family List | FOC Vol. 5 | Polygonaceae | Polygonum

4. Polygonum popovii Borodina, Rast. Tsentral. Azii. 9: 104. 1989.

库车萹蓄 ku che bian xu

Shrubs erect, 20-50 cm tall, branched. Bark brownish, longitudinally exfoliating; branchlets papillate. Leaves alternate, usually fasciculate; petiole 1-2 mm, papillate, articulate; leaf blade green, oblong or elliptic, 0.7-1.5 cm × 3-4 mm, leathery, abaxially minutely papillate along midvein, adaxially glabrous, with conspicuous midvein on both surfaces, base cuneate, margin revolute, apex obtuse; ocrea: lower part brownish, herbaceous, upper part white, membranous, lacerate. Inflorescence terminal, racemose; bracts 1(or 2)-flowered. Pedicel 1.5-2 mm, apex articulate. Perianth green, margin pinkish, 5-parted, membranous; tepals elliptic, 2-2.5 mm. Stamens 8; filaments dilated at base. Styles 3; stigmas capitate. Achenes black-brown, shiny, ovoid, trigonous, 2-3 mm, smooth. Fl. Jun-Jul, fr. Jul-Aug.

* Dry mountain slopes; 1000-2600 m. Xinjiang (Tian Shan).


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